EP3566083A4 - Color compensating optical filters - Google Patents

Color compensating optical filters Download PDF

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Publication number
EP3566083A4
EP3566083A4 EP18736617.4A EP18736617A EP3566083A4 EP 3566083 A4 EP3566083 A4 EP 3566083A4 EP 18736617 A EP18736617 A EP 18736617A EP 3566083 A4 EP3566083 A4 EP 3566083A4
Authority
EP
European Patent Office
Prior art keywords
optical filters
compensating optical
color compensating
color
filters
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP18736617.4A
Other languages
German (de)
French (fr)
Other versions
EP3566083A1 (en
Inventor
Guanglei DU
John A. Wheatley
Matthew E. Sousa
Anthony M. Renstrom
Neeraj Sharma
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3M Innovative Properties Co
Original Assignee
3M Innovative Properties Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of EP3566083A1 publication Critical patent/EP3566083A1/en
Publication of EP3566083A4 publication Critical patent/EP3566083A4/en
Withdrawn legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters
    • G02B5/285—Interference filters comprising deposited thin solid films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
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    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/043—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
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    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/16—Layered products comprising a layer of metal next to a particulate layer
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    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
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    • B32B7/04—Interconnection of layers
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    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • G02B1/11—Anti-reflection coatings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
    • G—PHYSICS
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    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0294—Diffusing elements; Afocal elements characterized by the use adapted to provide an additional optical effect, e.g. anti-reflection or filter
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0016—Grooves, prisms, gratings, scattering particles or rough surfaces
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    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
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EP18736617.4A 2017-01-04 2018-01-03 Color compensating optical filters Withdrawn EP3566083A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762442227P 2017-01-04 2017-01-04
PCT/US2018/012232 WO2018129076A1 (en) 2017-01-04 2018-01-03 Color compensating optical filters

Publications (2)

Publication Number Publication Date
EP3566083A1 EP3566083A1 (en) 2019-11-13
EP3566083A4 true EP3566083A4 (en) 2020-08-12

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP18736617.4A Withdrawn EP3566083A4 (en) 2017-01-04 2018-01-03 Color compensating optical filters

Country Status (5)

Country Link
US (1) US11448808B2 (en)
EP (1) EP3566083A4 (en)
JP (1) JP2020507129A (en)
KR (1) KR20190099305A (en)
WO (1) WO2018129076A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11269121B2 (en) * 2016-01-21 2022-03-08 3M Innovative Properties Company Optical camouflage filters
US10733402B2 (en) 2018-04-11 2020-08-04 3M Innovative Properties Company System for vehicle identification
KR20210060503A (en) 2018-09-14 2021-05-26 쓰리엠 이노베이티브 프로퍼티즈 컴파니 Optical film
US11635622B1 (en) * 2018-12-07 2023-04-25 Meta Platforms Technologies, Llc Nanovided spacer materials and corresponding systems and methods
KR102250556B1 (en) * 2019-09-23 2021-05-12 주식회사 엘엠에스 Optical film for fingerprinting
JP2021056346A (en) 2019-09-30 2021-04-08 豊田合成株式会社 Infrared transmission product
US11463167B1 (en) 2019-12-16 2022-10-04 Facebook Technologies, Llc IR transmissive visible-light barriers and devices including the same
KR102346577B1 (en) * 2020-03-03 2022-01-03 동우 화인켐 주식회사 Color conversion pixel, composition for the color conversion pixel and display device comprising the same
TWI730663B (en) * 2020-03-11 2021-06-11 南臺學校財團法人南臺科技大學 A solar cell device and an optical composite film assembly
WO2023022932A1 (en) * 2021-08-19 2023-02-23 Gentex Corporation Universal sensor system for auto dimming control for different spectral outputs

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3405819A1 (en) * 2016-01-21 2018-11-28 3M Innovative Properties Company Optical camouflage filters

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5956122A (en) 1998-06-26 1999-09-21 Litton Systems, Inc Iris recognition apparatus and method
US6849327B1 (en) * 1999-06-17 2005-02-01 Fuji Photo Film Co., Ltd. Optical filter
JP4122010B2 (en) 2004-11-12 2008-07-23 東海光学株式会社 Infrared light emitter / receiver
JP5358793B2 (en) 2008-08-20 2013-12-04 東海光学株式会社 Optical article for infrared communication, manufacturing method thereof, and light receiving part for infrared communication
KR20110084957A (en) 2008-10-17 2011-07-26 히다치 가세고교 가부시끼가이샤 Film having low refractive index and method for producing the same, anti-reflection film and method for producing the same, coating liquid set for film having low refractive index, substrate having microparticle-laminated thin film, and method for prducing the same, and optical member
KR101758933B1 (en) 2009-04-15 2017-07-17 쓰리엠 이노베이티브 프로퍼티즈 컴파니 Optical film
JP6178076B2 (en) * 2009-10-24 2017-08-09 スリーエム イノベイティブ プロパティズ カンパニー Diffuser with voids
US20130011608A1 (en) * 2010-01-13 2013-01-10 Wolk Martin B Optical films with microstructured low refractive index nanovoided layers and methods therefor
CN104254561A (en) * 2012-03-29 2014-12-31 可隆工业株式会社 Optical sheet
CN203733133U (en) 2013-02-06 2014-07-23 北京中科虹霸科技有限公司 Mobile terminal iris recognition device with man-machine interaction mechanism
CN104981860B (en) * 2013-02-07 2020-08-04 3M创新有限公司 Self-powered electronic paper display
WO2014178276A1 (en) 2013-05-02 2014-11-06 コニカミノルタ株式会社 Infrared light shielding film, method for installing infrared light shielding film, and method for preventing occurrence of iris on infrared light shielding film
US10348239B2 (en) * 2013-05-02 2019-07-09 3M Innovative Properties Company Multi-layered solar cell device
US20170123122A1 (en) * 2014-04-10 2017-05-04 CSEM Centre Suisse d'Electronique et de Microtechnique SA - Recherche et Développement Infrared transmitting cover sheet
CN105095845A (en) 2014-05-22 2015-11-25 宁波舜宇光电信息有限公司 Iris and face identification system as well as application and method thereof
CN105278225B (en) * 2014-07-21 2018-05-15 深圳市光峰光电技术有限公司 Wavelength converter and preparation method thereof, related lighting fixtures and projection arrangement
JP2016118686A (en) * 2014-12-22 2016-06-30 Dic株式会社 Red pigment composition for color filters, method for the production thereof and color filter
CN204442500U (en) 2014-12-23 2015-07-01 南昌欧菲光电技术有限公司 Imaging device and mobile terminal
JP6729396B2 (en) 2015-01-19 2020-07-22 Ａｇｃ株式会社 Optical device and optical member
CN104573667B (en) 2015-01-23 2018-01-30 北京中科虹霸科技有限公司 A kind of iris identification device for the iris image quality for improving mobile terminal
CN107001808A (en) * 2015-03-27 2017-08-01 株式会社艾迪科 Part cyanine compound
DE102016009884A1 (en) 2015-12-14 2017-06-14 Gentherm Gmbh Neck blower for a vehicle seat and rule-method for it

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3405819A1 (en) * 2016-01-21 2018-11-28 3M Innovative Properties Company Optical camouflage filters

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JP2020507129A (en) 2020-03-05
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US20190339432A1 (en) 2019-11-07
KR20190099305A (en) 2019-08-26

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